Sheet Metal & Spiral Duct Fabrication

Spiral Duct Fabrication

Precision spiral seam duct from 4 to 60 in. diameters, manufactured to SMACNA standards.

Rectangular Duct & Fittings

Custom rectangular duct, elbows, offsets, transitions, taps and connectors built to spec.

Plasma Cutting & Custom Metalwork

CNC plasma cutting and forming for specialty fittings, curb adapters and more.

Materials & Finishes

Galvanized, stainless and aluminum in gauges 26 to 16 with optional linings and coatings.

Fast Turnarounds

Quick quotes and short lead times to keep your projects on schedule.

Deliveries & Pickups

Daily deliveries across the DC metro and convenient shop pickup options.

Why choose DC Sheet Metal & Spiral Duct

Tight-tolerance fabrication and clean seams for efficient airflow and quiet operation.

Full range of diameters, gauges and finishes with matching fittings and accessories.

Shop drawings and takeoffs available - send your plans for a fast, accurate quote.

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About DC Sheet Metal & Spiral Duct

We design and fabricate high-quality spiral and rectangular duct systems for commercial and industrial HVAC contractors. Expect precise fit, competitive pricing and on-time delivery across the DC metro.

Capabilities

Spiral duct, elbows, tees and reducers

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Rectangular duct, transitions and fittings

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Galvanized, stainless and aluminum

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Request a quote: fast turnaround

Contacts

info@dcsheetmetalandspiralduct.com

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Serving Washington, DC metro area